<template>
  <h1>循环指令</h1>
  <ul>
    <li v-for="item in 9">{{item}}</li>
  </ul>
  <ul>
    <li v-for="p in productArr">{{p}}</li>
  </ul>
  <table border="1px">
    <tr>
      <th>商品序号</th>
      <th>商品名称</th>
      <th>商品价格</th>
      <th>商品数量</th>
    </tr>
    <tr v-for="(p,index) in productArr">
      <td>{{index+1}}</td>
      <td>{{p.title}}</td>
      <td>{{p.price}}</td>
      <td>{{p.num}}</td>
      <td><button @click="del(index)">删除</button></td>
    </tr>
  </table>
</template>

<script setup>
import {ref} from "vue";

const productArr=ref([
    {title:'小米手机',price:'5000',num:100},
    {title:'华为手机',price:'6000',num:100},
    {title:'苹果手机',price:'8000',num:100},
    {title:'OPPO手机',price:'4000',num:100},
]);
//定义删除商品的方法
const del=(index)=>{
  if(confirm('确定删除吗？')){
    productArr.value.splice(index,1);
  }
}
</script>


<style scoped>

</style>